17 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... sweats, chills (infection ... lymadenopathy, clubbing, chest ... refer + order CT ... Diagnosis #Algorithm #causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... Most Common Causes ... CT) • Broncho-arterial ... , CCP, ANCA • HIV ... #differential #
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
diseases - HIV ... infection - ... Interstitial lung ... Classification #Diagnosis #Differential ... #Causes
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... CXR +/- High res CT ... chest scan), CBC ... diagnosis #evaluation #differential
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... galactomannan, HSV ... #Lung #Infections ... ComputedTomography #Differential ... #Diagnosis #Chest
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... pneumonia • Chronic ... CT Lung Abscess ... #Abscess #pulmonary ... #differential #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... lung infections ... • Dyspnea, • Chest ... Imaging, high res CT ... #differential #
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Autoimmunity • Chronic ... lung disease ... Chest CT: • Ground-glass ... DDX - Other causes ... syndrome, HIV)
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... #Infections #HIV ... #AIDS #pulmonary
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Broncholithiasis - Differential ... Also known as: Lung ... • Nonspecific chronic ... CT • Bronchoscopy ... Noninfectious Causes